package com.atguigu.gulimall.coupon.service.impl;

import com.atguigu.common.to.MemberPrice;
import com.atguigu.common.to.SkuReductionTo;
import com.atguigu.gulimall.coupon.entity.MemberPriceEntity;
import com.atguigu.gulimall.coupon.entity.SkuLadderEntity;
import com.atguigu.gulimall.coupon.service.MemberPriceService;
import com.atguigu.gulimall.coupon.service.SkuLadderService;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import java.util.stream.Stream;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.atguigu.common.utils.PageUtils;
import com.atguigu.common.utils.Query;

import com.atguigu.gulimall.coupon.dao.SkuFullReductionDao;
import com.atguigu.gulimall.coupon.entity.SkuFullReductionEntity;
import com.atguigu.gulimall.coupon.service.SkuFullReductionService;


@Service("skuFullReductionService")
public class SkuFullReductionServiceImpl extends ServiceImpl<SkuFullReductionDao, SkuFullReductionEntity> implements SkuFullReductionService {

	@Autowired
	SkuLadderService skuLadderService;

	@Autowired
	MemberPriceService memPriceService;

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SkuFullReductionEntity> page = this.page(
                new Query<SkuFullReductionEntity>().getPage(params),
                new QueryWrapper<SkuFullReductionEntity>()
        );

        return new PageUtils(page);
    }

	@Override
	public void saveSkuReduction(SkuReductionTo reductionTo) {

		//1、// //5.4）、sku的优惠、满减等信息；gulimall_sms->sms_sku_ladder\sms_sku_full_reduction\sms_member_price
		//sms_sku_ladder
		SkuLadderEntity skuLadderEntity = new SkuLadderEntity();
		BeanUtils.copyProperties(reductionTo,skuLadderEntity);
		if(reductionTo.getFullCount()>0){
			skuLadderService.save(skuLadderEntity);
		}

		//2、sms_sku_full_reduction
		SkuFullReductionEntity skuFullReductionEntity = new SkuFullReductionEntity();
		BeanUtils.copyProperties(reductionTo,skuFullReductionEntity);
		if(reductionTo.getFullPrice().compareTo(new BigDecimal("0"))==1){
			this.save(skuFullReductionEntity);
		}

		//3、sms_member_price
		List<MemberPrice> memberPrice = reductionTo.getMemberPrice();

		List<MemberPriceEntity> collect = memberPrice.stream().map(item -> {
			MemberPriceEntity memberPriceEntity = new MemberPriceEntity();
			memberPriceEntity.setSkuId(reductionTo.getSkuId());
			memberPriceEntity.setMemberLevelId(item.getId());
			memberPriceEntity.setMemberLevelName(item.getName());
			memberPriceEntity.setMemberPrice(item.getPrice());
			memberPriceEntity.setAddOther(1);
			return memberPriceEntity;

		}).filter(item->{
			//2、过滤掉价格为0的
			return item.getMemberPrice().compareTo(new BigDecimal("0"))==1;//0表示相等，1表示大于，-1表示小于
		}).collect(Collectors.toList());
		memPriceService.saveBatch(collect);




	}

}